It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/large-stack.ll b/test/CodeGen/ARM/large-stack.ll
new file mode 100644
index 0000000..5f85ec0
--- /dev/null
+++ b/test/CodeGen/ARM/large-stack.ll
@@ -0,0 +1,21 @@
+; RUN: llvm-as < %s | llc -march=arm
+; RUN: llvm-as < %s | llc -march=thumb | grep {ldr.*LCP} | wc -l | grep 5
+
+define void @test1() {
+ %tmp = alloca [ 64 x i32 ] , align 4
+ ret void
+}
+
+define void @test2() {
+ %tmp = alloca [ 4168 x i8 ] , align 4
+ ret void
+}
+
+define i32 @test3() {
+ %retval = alloca i32, align 4
+ %tmp = alloca i32, align 4
+ %a = alloca [805306369 x i8], align 16
+ store i32 0, i32* %tmp
+ %tmp1 = load i32* %tmp
+ ret i32 %tmp1
+}